NOTE: Estimated mean and standard deviation, and selected percentiles of the usual intake distribution of selenium, computed using intakes from food and supplement sources. Dietary intake data are from NHANES III. Intakes from food were adjusted using C-SIDE and the method presented by Nusser SM, Carriquiry AL, Dodd KW, Fuller WA. 1996. A semiparametric transformation approach to estimating usual daily intake distribution. J Am Stat Assoc 91:1440–1449. However, intakes from supplements are unadjusted, so the day-to-day variability in takes may not have been totally removed from the data. Standard errors were not available for this data set.

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